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Inventor

Joseph J. Lum

Inventor
San Jose, CA, US

Overview

1→
Patents
1988
Patent span
Physics
Primary field (CPC G)

Patents· 1 as inventor

Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.

G11Bprimary
G11BInformation storage based on relative movement between record carrier and transducer100%
PatentTitleYear
4,777,544'Method and apparatus for in-situ measurement of head/recording medium clearance'1988

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1988Patents assigned to IBM (1)· patent assignee history
1988Based in San Jose, CA, US· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
IBM11988
Locations
LocationPatentsSpan
San Jose, California, US11988